Measles Cases and Outbreaks | Measles (Rubeola) | CDC
Skip directly to site content<br>Skip directly to search
An official website of the United States government
Here's how you know
Official websites use .gov<br>A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS<br>A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
Measles Cases and Outbreaks
For Everyone
July 24, 2026
Español
What to know
Updated on July 24, 2026.
The data on this page reflect confirmed measles cases reported to CDC as of 12:00PM on Thursday.
Measles cases in 2026
Resources for Communities with a Measles Outbreak :
Sample Community Letter About Measles<br>Be Ready for Measles Toolkit
There's a Current Outbreak of Measles<br>Do You Think Your Child Has Measles?
As of July 23, 2026, 2,318 confirmed* measles cases were reported in the United States in 2026. Among these, 2,302 measles cases were reported by 45 jurisdictions: Alabama, Alaska, Arizona, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Idaho, Illinois, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, Montana, Nebraska, New Jersey, New Mexico, New York City, New York State, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, Wisconsin, and Wyoming. A total of 16 measles cases were reported among international visitors to the United States.
There have been 35 new outbreaks** reported in 2026, and 93% of confirmed cases (2,153 of 2,318) are outbreak-associated (782 from outbreaks starting in 2026 and 1,371 from outbreaks that started in 2025).
For the full year of 2025, a total of 2,289 confirmed* measles cases were reported in the United States. Among these, 2,263 measles cases were reported by 45 jurisdictions: Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Michigan, Minnesota, Missouri, Montana, Nebraska, Nevada, New Jersey, New Mexico, New York City, New York State, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, Wisconsin, and Wyoming. A total of 26 measles cases were reported among international visitors to the United States.
There were 48 outbreaks** reported in 2025, and 90% of confirmed cases (2,066 of 2,289) were outbreak-associated. For comparison, 16 outbreaks were reported during 2024 and 69% of cases (198 of 285) were outbreak-associated.
*CDC is aware of probable measles cases being reported by jurisdictions. However, the data on this page only includes confirmed cases jurisdictions have notified to CDC.
**CDC reports the cumulative number of measles outbreaks (defined as 3 or more related cases) that have occurred this year in the U.S.; states have the most up-to-date information about cases and outbreaks in their jurisdictions.
Real-time measles updates from states
Find more real-time updates of measles cases reported by:
Arizona Department of Health Services
Pennsylvania Department of Health
Utah Department of Health and Human Services
Virginia Department of Health
Outbreak recommendations issued by health departments:
For Providers: Utah Department of Health and Human Services
For Providers: Virginia Department of Health
U.S. Cases
U.S. Cases
2026
To date
2025
Full year
Total Cases
Age
 Under 5 years
 5-19 years
 20+ years
 Age unknown
Vaccination Status
 Unvaccinated or Unknown
 One MMR dose
 Two MMR doses
U.S. Hospitalizations
U.S. Hospitalizations
2026
2025
Total Hospitalized
Percent of Age Group Hospitalized
 Under 5 years
 5-19 years
 20+ years
 Age unknown
U.S. Deaths
U.S. Deaths
2026
2025
Total Deaths
Note: The total number of cases includes cases among international visitors to the U.S.
Weekly measles cases by rash onset date
2022–2026* (as of July 23, 2026)
*2025–2026 case counts are preliminary and subject to change.
Map of measles cases among U.S. residents
as of July 23, 2026
Yearly measles cases
as of July 23, 2026
*2025–2026 case counts are preliminary and subject to change.
MMR vaccine coverage for kindergarteners by school year (2009–2025)
The measles, mumps, and rubella (MMR) vaccine is very safe and effective. When more than 95% of people in a community are vaccinated (coverage >95%), most people are protected through community immunity (herd immunity). However, vaccination coverage among U.S. kindergartners has decreased from 95.2% during the 2019–2020 school year to 92.5% in the 2024–2025 school year, leaving approximately 286,000 kindergartners at risk...